Frontend Developer, React
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Responsibilities
- Develop, maintain, and evolve high-quality React/TypeScript applications, translating product and design requirements into robust, scalable, and maintainable features.
- Build and improve core product functionality in collaboration with product managers, designers, and backend engineers, ensuring a seamless and consistent user experience.
- Design and implement performant, data‑heavy interfaces (e.g. dashboards, tables, and charts) capable of handling large and complex datasets efficiently.
- Identify, analyse, and resolve performance bottlenecks across the front‑end using modern React optimisation techniques and best practices.
- Create and maintain reusable UI components within a shared design system (Material UI‑based), ensuring consistency, accessibility, and scalability.
- Contribute to architectural decisions and continuously improve the structure, readability, and maintainability of the codebase.
- Participate in code reviews, promoting high engineering standards, clean code practices, and knowledge sharing within the team.
- Implement secure and reliable front‑end patterns, including user authentication and role‑based access flows where applicable.
- Collaborate in a multidisciplinary environment with developers, domain experts, and stakeholders to deliver impactful digital solutions in the renewable energy space.
Requirements
- You hold a University degree in Computer Science (or equivalent) and have 4+ years of Front‑End experience (React focus).
- You are proficient in English (spoken and written).
- You are strong in React and TypeScript development.
- You are experienced in performance optimisation and debugging, and you know how to identify and resolve issues efficiently.
- You have experience working with existing codebases, including refactoring, improving structure, and building new features on top of legacy decisions.
- You understand UI/UX principles and build user‑friendly interfaces.
- Bonus points for:
- Other languages: you will have international colleagues speaking French, Dutch and other languages
- Experience with: Material UI (MUI) or similar component libraries, Redux Toolkit (RTK) for state management, frontend architecture patterns, Playwright for end‑to‑end testing and react testing library, Highcharts or similar data visualisation libraries, Nx and/or Vite as build frameworks (and monorepo setup), linting and formatting tools (e.g. ESLint, Prettier), Git, Docker and Azure DevOps pipelines.
Core Competencies
Proficient in developing and maintaining high-quality React and TypeScript applications, with a strong focus on performance optimisation, user‑friendly interface design, and collaboration in multidisciplinary teams. Experienced in implementing secure front‑end patterns and contributing to architectural decisions for scalable solutions.
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